AIM: the purpose of this study was to verify the percentage of agenesis of sesamoid bone in a Brazilian adult population. METHODS: the sample consisted of 329 females and 171 males, with mean age of 22.5 (range from 18 to 33 years). The presence or agenesis of sesamoid bone was evaluated through periapical radiographs taken from the metacarpophalangeal joint of the thumb (left and right) of each subject. RESULTS AND CONCLUSION: The results evidenced that the sesamoid bone was present in 100% of the sample, showing that was not found agenesis in these population.
Maturity indicator; Skeletal development; Sesamoid bone; Carpal index
